Update eclipse link version to get rid off java version errors.

Author: timKraeuter

eclipselink/experiment-1/pom.xml

@@ -25,7 +25,7 @@
  <dependency>
  <groupId>org.eclipse.persistence</groupId>
  <artifactId>eclipselink</artifactId>
- <version>2.7.7</version>
+ <version>2.7.11</version>
  </dependency>
  <!-- https://mvnrepository.com/artifact/org.apache.derby/derbyclient -->
  <dependency>